Whenever you turn on your computer the BIOS of your PC is responsible for booting up the operating system which you have installed in your hard disk or SSD. While this works without any issues for the most times, some users have reported getting an error called No Boot Device Available when booting Windows 10. And due to this error, the user is not able to boot up the computer and use it further. Due to this, such an error can be quite frustrating since you are not able to use your PC as long as you are getting this error. Therefore, today in this article we will be going through everything related to this error including its possible fixes and how you can get rid of No Boot Device Available Error from Windows 10.
What is No Boot Device Available Error?
As the name tells, this error means that the BIOS was not able to find any device to load Windows 10 for booting. While usually this error is caused either due to disconnected or corrupted drivers, some users might get this error even when the hard drive is properly connected. And for of such users who are frustrated by this error, we have added multiple solutions down below. This error can be caused due to corrupted Windows 10, improper hard drive partition or even BIOS settings.
How to Fix No Boot Device Available Error?
Since there are multiple possible reasons due to which you can face this error in your PC, you have to try out several solutions in order to successfully fix it. As we have already mentioned the possible causes of this error in Windows 10, the solutions will also be based on those. But to follow most of these fixes to get rid of this error from your PC, you’ll need a Windows 10 bootable flash drive. Therefore, before proceeding further in this article, make sure that you have a bootable windows drive on hand. And once you have the bootable driver, you can use the given solutions one by one in order to successfully fix No Boot Device Available error in Windows 10:
Solution 1: Use Windows Automatic Repair Option
When there is anything wrong with the Windows 10 installation in your PC, you can easily fix the system files in your PC using a bootable drive. This also includes fixing errors like No Boot Device Available error as it can also be caused due to missing or broken Windows files. In such a case you can simply plug in a windows 10 bootable flash drive and use that to repair your computer by following the steps given below:
- First, insert the flash drive in your PC which contains the Windows 10 installation files.
- Now, turn on your PC and select the flash drive as the current boot device from either the BIOS or the boot menu.
- Once the Windows 10 installation page comes up on your screen, click on Repair your computer option in the bottom left corner of your screen.
- After that, head to Troubleshoot and open Advanced options where you have to select Automatic Repair.
- Finally, after some time Windows 10 will be repaired on your PC and now you can restart your computer to check whether the error got fixed or not.
Solution 2: Enable UEFI Boot option in BIOS of your PC
There are mainly two methods of booting the operating system in a computer called Legacy and UEFI. While the Legacy method works just fine for the most part, some users have reported having issues when using Legacy in their PC. In this case, you can try changing the BIOS settings to UEFI and check whether you are still getting the No Boot Device Available Error in Windows 10. Apart from that, there are also some other related settings which you can fiddle around with as shown in these instructions:
- First, restart your PC and as soon as your computer turns on, press F12 or DEL key on your keyboard which should take you to the BIOS. You can check your PC’s default key by reading the on-screen instructions.
- Once you are inside the BIOS, you’ve to find the following settings and change their values as mentioned.
- Change Boot List Option to UEFI
- Disable Load Legacy option ROM
- Enable Secure Boot
- Disable Fast Startup
- After you’ve changed these settings in your base, follow the on-screen instructions to save the changed settings and exit the BIOS to check whether you are able to boot into Windows 10 without facing the No Boot Device Available error.
Solution 3: Run CHKDSK and SFC command in Command Prompt
With the help of a bootable Windows 10 flash drive, you can also do things like using the Command Prompt option to run commands. There are a few commands that can be used via the command prompt to scan for corrupted or missing system files and fix them. This will result in fixing any errors in your PC like the No Boot Device Available error in Windows 10. So, you can use the CHKDSK and SFC commands via the Command Prompt as shown below:
- Turn off your PC, and insert the bootable Windows flash drive and boot your PC.
- Now select the flash drive as your default boot device to go to the Windows installation page.
- Here, select Repair your computer and go to Troubleshoot and then Advanced options.
- After that select Command Prompt and enter sfc /scannow /offbootdir=c:\ /offwindir=c:\windows and chkdsk c: /r commands one by one followed by an enter.
- This will scan and fix all of the Windows 10 files in your computer hence fixing any booting errors.
We hope that you’ve successfully fixed the No Boot Device Available error in your Windows 10 PC. We are pretty sure that at least one of the fixed mentioned above has worked for you and you’re not facing the boot device not found error on your computer. In case you liked this article, then make sure to share it on social media. If you have any doubts regarding any of the solutions, feel free to ask any queries in the comments section below.